cataract

noun

/ˈkætərækt/

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a medical condition that affects the lens of the eye so that you gradually lose your sight
- A cataract can be removed under local anaesthetic.
Topics Illnessc2
Oxford Collocations Dictionary
verb + cataract
- have
- develop
- remove
- …
cataract + noun
- operation
- surgery
- removal
- …
See full entry
(literary) a large, steep waterfall

Word Originlate Middle English: from Latin cataracta ‘waterfall, floodgate’, also ‘portcullis’ (medical sense (1) probably being a figurative use of this), from Greek kataraktēs ‘down-rushing’, from katarassein, from kata- ‘down’ + arassein ‘strike, smash’.

单词	cataract
释义	cataract noun /ˈkætərækt/ /ˈkætərækt/ jump to other results a medical condition that affects the lens of the eye so that you gradually lose your sight A cataract can be removed under local anaesthetic. Topics Illnessc2 Oxford Collocations Dictionaryverb + cataract have develop remove … cataract + noun operation surgery removal … See full entry (literary) a large, steep waterfall Word Originlate Middle English: from Latin cataracta ‘waterfall, floodgate’, also ‘portcullis’ (medical sense (1) probably being a figurative use of this), from Greek kataraktēs ‘down-rushing’, from katarassein, from kata- ‘down’ + arassein ‘strike, smash’.
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